CN214926635U - Plastic product processing injection molding device with ejection function - Google Patents
Plastic product processing injection molding device with ejection function Download PDFInfo
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- CN214926635U CN214926635U CN202121281342.7U CN202121281342U CN214926635U CN 214926635 U CN214926635 U CN 214926635U CN 202121281342 U CN202121281342 U CN 202121281342U CN 214926635 U CN214926635 U CN 214926635U
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- 239000004033 plastic Substances 0.000 title claims abstract description 49
- 229920003023 plastic Polymers 0.000 title claims abstract description 49
- 238000001746 injection moulding Methods 0.000 title claims abstract description 30
- 238000001816 cooling Methods 0.000 claims abstract description 31
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims abstract description 20
- 235000017491 Bambusa tulda Nutrition 0.000 claims abstract description 20
- 241001330002 Bambuseae Species 0.000 claims abstract description 20
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims abstract description 20
- 239000011425 bamboo Substances 0.000 claims abstract description 20
- 238000000465 moulding Methods 0.000 claims abstract description 14
- 238000009434 installation Methods 0.000 claims abstract description 6
- 230000007246 mechanism Effects 0.000 claims description 19
- 239000002994 raw material Substances 0.000 abstract description 29
- 230000006641 stabilisation Effects 0.000 abstract description 3
- 238000011105 stabilization Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 6
- 238000007493 shaping process Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000002146 bilateral effect Effects 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000010137 moulding (plastic) Methods 0.000 description 2
- 229920002994 synthetic fiber Polymers 0.000 description 2
- 238000012644 addition polymerization Methods 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 239000000025 natural resin Substances 0.000 description 1
- 238000012643 polycondensation polymerization Methods 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- 229920003051 synthetic elastomer Polymers 0.000 description 1
- 239000012209 synthetic fiber Substances 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 239000005061 synthetic rubber Substances 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
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- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model discloses a plastic products processing device of moulding plastics with ejecting function relates to plastics injection moulding equipment technical field, including work box, first cavity, lead screw, movable block, fixed plate, cover half, movable mould, a section of thick bamboo, screw rod, second servo motor, hot plate, second cavity, first slider, connecting rod, fly leaf, spout, second slider, third cavity, push rod, movable rod, electric telescopic handle, contact, installation piece and cooling blower. The utility model discloses a set up first slider and push rod, first slider and the cooperation of second slider promote the raw materials upward movement and accomplish drawing of patterns work, avoid the raw materials card in the inside of cover half, need not the manual work and carry out drawing of patterns work, guaranteed the work efficiency of device, through setting up cooling blower, cooling blower blows the outside to the cover half with the cold wind, carries out the work of cooling down to the cover half to the cooling design work of the inside raw materials of cover half has accelerated, has guaranteed the job stabilization nature of device.
Description
Technical Field
The utility model relates to a plastics injection moulding device technical field specifically is a plastic products processing device of moulding plastics with ejecting function.
Background
The plastic is a high molecular compound, is prepared by polymerizing monomers serving as raw materials through addition polymerization or condensation polymerization, and forms three essential synthetic materials for daily life together with synthetic rubber and synthetic fibers. The plastic is a material which takes natural or synthetic resin as a main component, is added with various additives, can be molded into a certain shape under the conditions of certain temperature, pressure and the like, and keeps the shape unchanged at normal temperature. The plastic products are the general name of articles for daily use, industry and the like which are processed by adopting plastics as main raw materials. In the process of processing plastic products, an injection molding machine is usually used for processing, the injection molding machine is a main molding device for making thermoplastic plastics or thermosetting plastics into plastic products with various shapes by using a plastic molding die, and molten plastics can be pressed into a die cavity for processing.
The existing plastic product processing injection molding device usually needs manual work to demold plastic after plastic molding, and plastic products are easily clamped on a mold, so that the plastic products are inconvenient to take down and the working efficiency of the device is influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a plastic products processing injection moulding device with ejecting function to solve the problem that proposes in the above-mentioned background art.
In order to solve the technical problem, the utility model provides a following technical scheme: a plastic product processing and injection molding device with an ejection function comprises a working box, wherein a first cavity is formed in the working box, a movable mechanism is arranged at the bottom of the first cavity, a fixed plate is arranged on the inner wall of the first cavity below the movable mechanism, a fixed die is arranged at the center of the top of the fixed plate, a movable die matched with the fixed die is arranged at the bottom of the movable mechanism, the movable die is arranged above the fixed die, a feeding mechanism is arranged on one side of the outer wall of the fixed die, a second cavity is formed in the bottom of the inner wall of the fixed die, a first sliding block in sliding connection is arranged on the inner wall of the second cavity in a matching manner, a connecting rod is arranged at the bottom of the first sliding block, one end of the connecting rod extends to the position below the fixed plate and is sleeved with a movable plate, sliding grooves are symmetrically formed in the bottom of the inner wall of the fixed die and on two sides of the second cavity, and a second sliding block in sliding connection is arranged on the inner wall in a matching manner, the cover half is inside in spout one side is equipped with the third cavity, the third cavity with the spout intercommunication, the third cavity inner wall is close to second cavity one side is equipped with sliding connection's push rod, the push rod top is equipped with the movable rod of rotation connection, movable rod one end with second slider outer wall one side is rotated and is connected, push rod one end extends to the fixed plate below and with fly leaf fixed connection, first cavity inner wall bottom in the fly leaf below is equipped with electric telescopic handle, the electric telescopic handle output shaft with fly leaf fixed connection, first cavity inner wall one side is equipped with cooling body.
Further, the moving mechanism includes two lead screws, two the lead screw symmetry set up in first cavity top both sides, the lead screw with first cavity inner wall top is rotated and is connected, the work box inside in lead screw one side is equipped with a servo motor, a servo motor output shaft with lead screw fixed connection, two lead screw outer wall cover is equipped with same movable block of rotating the connection, the movable block with first cavity inner wall sliding connection drives the movable mould and moves.
Further, feed mechanism is including moulding plastics a section of thick bamboo, mould plastics a section of thick bamboo set up in fixed plate top one side, mould plastics a section of thick bamboo with cover half inner wall intercommunication, it is equipped with the screw rod of rotating the connection to mould plastics a section of thick bamboo inner wall one side, mould plastics a section of thick bamboo outer wall in screw rod one side is equipped with second servo motor, second servo motor output shaft with screw rod fixed connection, a plurality of hot plate evenly is equipped with to the section of thick bamboo inner wall of moulding plastics, adds the raw materials to the inside of cover half.
Further, a section of thick bamboo top of moulding plastics is close to second servo motor one side is equipped with the feeder hopper, a section of thick bamboo inner wall of moulding plastics be equipped with screw rod assorted ball bearing adds the raw materials through the feeder hopper to the inside of a section of thick bamboo of moulding plastics, ball bearing has guaranteed the stability when the screw rod rotates.
Furthermore, the inner wall of the sliding groove is provided with a sliding rail matched with the second sliding block, the fixed plate is internally provided with a through groove matched with the connecting rod, the sliding rail limits the moving direction of the second sliding block, and the through groove ensures the stability of the connecting rod during movement.
Further, cooling body includes the contact, the contact set up in fixed plate top one side, the movable block bottom in the contact top is equipped with the installation piece, first cavity inner wall in the cover half bilateral symmetry is equipped with cooling blower, the contact with cooling blower electric connection cools off to the cover half, has guaranteed the cooling effect of device.
Compared with the prior art, the utility model discloses the beneficial effect who reaches is:
1. the utility model discloses a set up first slider, second slider, a section of thick bamboo and push rod of moulding plastics, first slider and second slider cooperation promote the inside raw materials upward movement of cover half and accomplish drawing of patterns work, avoid the raw materials card in the inside of cover half, need not the manual work and carry out drawing of patterns work, have guaranteed the work efficiency of device.
2. The utility model discloses a set up contact and cooling blower, cooling blower blows the outside to the cover half with the cold wind, carries out the work of cooling to the cover half to the work of cooling design of the inside raw materials of cover half has been accelerated, has guaranteed the job stabilization nature of device.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a front cross-sectional view of the present invention in its entirety;
FIG. 2 is an enlarged schematic view of the present invention at A in FIG. 1;
FIG. 3 is an enlarged schematic view of the present invention at B of FIG. 1;
FIG. 4 is a side sectional view of the injection cylinder of the present invention;
in the figure: 1. a work box; 2. a first cavity; 3. a screw rod; 4. a movable block; 5. a fixing plate; 6. fixing a mold; 7. moving the mold; 8. an injection molding barrel; 9. a screw; 10. a second servo motor; 11. heating plates; 12. a second cavity; 13. a first slider; 14. a connecting rod; 15. a movable plate; 16. a chute; 17. a second slider; 18. a third cavity; 19. a push rod; 20. a movable rod; 21. an electric telescopic rod; 22. a contact; 23. mounting blocks; 24. and (5) cooling the fan.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a plastic product processing and injection molding device with an ejection function comprises a working box 1, wherein a first cavity 2 is formed in the working box 1, a movable mechanism is arranged at the bottom of the first cavity 2 and comprises two lead screws 3, the two lead screws 3 are symmetrically arranged on two sides of the top of the first cavity 2, the lead screws 3 are rotatably connected with the top of the inner wall of the first cavity 2, a first servo motor is arranged inside the working box 1 on one side of the lead screws 3, an output shaft of the first servo motor is fixedly connected with the lead screws 3, two outer wall sleeves of the lead screws 3 are provided with a movable block 4 which is rotatably connected, the movable block 4 is slidably connected with the inner wall of the first cavity 2, a fixed plate 5 is arranged below the movable mechanism on the inner wall of the first cavity 2, a fixed die 6 is arranged at the center of the top of the fixed plate 5, and a movable die 7 matched with the fixed die 6 is arranged at the bottom of the movable mechanism, the movable die 7 is positioned above the fixed die 6, a feeding mechanism is arranged on one side of the outer wall of the fixed die 6, the feeding mechanism comprises an injection molding barrel 8, the injection molding barrel 8 is arranged on one side of the top of the fixed plate 5, the injection molding barrel 8 is communicated with the inner wall of the fixed die 6, a screw 9 which is rotatably connected with one side of the inner wall of the injection molding barrel 8 is arranged on one side of the screw 9, a second servo motor 10 is arranged on one side of the outer wall of the injection molding barrel 8, an output shaft of the second servo motor 10 is fixedly connected with the screw 9, a plurality of heating plates 11 are uniformly arranged on the inner wall of the injection molding barrel 8, a second cavity 12 is arranged at the bottom of the inner wall of the fixed die 6, a first sliding block 13 which is in sliding connection is matched with the inner wall of the second cavity 12, a connecting rod 14 is arranged at the bottom of the first sliding block 13, one end of the connecting rod 14 extends to the lower part of the fixed plate 5 and is sleeved with a movable plate 15, 6 inner wall bottoms of cover half in the spout 16 has been seted up to second cavity 12 bilateral symmetry, the 16 inner wall matching of spout is equipped with sliding connection's second slider 17, 6 inside of cover half in 16 one side of spout is equipped with third cavity 18, third cavity 18 with spout 16 intercommunication, 18 inner walls of third cavity are close to second cavity 12 one side is equipped with sliding connection's push rod 19, 19 tops of push rod are equipped with the movable rod 20 of rotation connection, movable rod 20 one end with 17 outer wall one side of second slider rotate to be connected, 19 one end of push rod extends to fixed plate 5 below and with fly leaf 15 fixed connection, 2 inner wall bottoms of first cavity in fly leaf 15 below is equipped with electric telescopic handle 21, electric telescopic handle 21 output shaft with fly leaf 15 fixed connection.
8 tops of the section of thick bamboo of moulding plastics are close to second servo motor 10 one side is equipped with the feeder hopper, 8 inner walls of the section of thick bamboo of moulding plastics be equipped with 9 assorted ball bearing of screw rod adds the raw materials to the inside of the section of thick bamboo 8 of moulding plastics through the feeder hopper, replaces the rotation through setting up ball bearing, has guaranteed the smooth when screw rod 9 rotates.
The inner wall of the sliding groove 16 is provided with a sliding rail matched with the second sliding block 17, the fixed plate 5 is internally provided with a through groove matched with the connecting rod 14, the sliding rail limits the moving direction of the second sliding block 17, the working stability of the second sliding block 17 is ensured, the through groove limits the moving direction of the connecting rod 14, and the stability of the connecting rod 14 in the vertical movement process is ensured.
The implementation mode is specifically as follows: when the injection molding device is used, by arranging the first sliding block 13, the second sliding block 17, the injection molding barrel 8 and the push rod 19, when the injection molding and shaping work is needed to be carried out on raw materials, the first servo motor starts to work to drive the screw rod 3 to rotate, the movable block 4 moves downwards along with the screw rod 3 to drive the movable mold 7 to move downwards, after a period of time, the movable mold 7 is in close contact with the fixed mold 6, at the moment, the unmelted raw materials are added into the injection molding barrel 8, the heating plate 11 carries out the melting work on the raw materials, the second servo motor 10 starts to work to drive the screw rod 9 to move, so that the melted raw materials are pressed into a gap between the fixed mold 6 and the movable mold 7, the feeding work of the device is completed, after the gap is filled, the second servo motor 10 stops working, the movable mold 7 and the fixed mold 6 carry out the shaping work on the raw materials, and after a period of time, the shaping of the raw materials is completed, the screw rod 3 drives the movable mold 7 to move upwards, the movable mold 7 is separated from the fixed mold 6, demoulding operation needs to be performed on raw materials at the moment, the electric telescopic rod 21 starts to operate to drive the movable plate 15 to move upwards, the connecting rod 14 moves upwards along with the connecting rod, the first slide block 13 moves upwards to push the raw materials to move upwards, demoulding operation is performed on the raw materials, the push rod 19 moves upwards along with the movable plate 15 to drive the movable rod 20 to move, the movable rod 20 drives the second slide block 17 to move, the sliding chute 16 performs limiting operation on the second slide block 17, the two second slide blocks 17 are far away from each other to push the raw materials to move upwards from an inclined direction, the raw materials are prevented from being clamped inside the fixed mold 6, the first slide block 13 is matched with the second slide block 17 to push the raw materials inside the fixed mold 6 to move upwards to complete demoulding operation, and the raw materials are prevented from being clamped inside the fixed mold 6, need not the manual work and carry out drawing of patterns work, guaranteed the work efficiency of device, drawing of patterns work is accomplished the back, and electric telescopic handle 21 drives first slider 13 and second slider 17 and resumes the normal position.
Referring to fig. 1 and 3, the present invention provides a technical solution: the utility model provides a plastic products processing device of moulding plastics with ejecting function, still including set up in the cooling body of 2 inner wall one sides of first cavity, cooling body includes contact 22, contact 22 set up in 5 top one side of fixed plate, 4 bottoms of movable block in contact 22 top is equipped with installation piece 23, 2 inner walls of first cavity in 6 bilateral symmetry of cover half are equipped with cooling blower 24, contact 22 with cooling blower 24 electric connection.
The implementation mode is specifically as follows: during the use, through setting up contact 22 and cooling blower 24, when lead screw 3 drives movable block 4 downstream, installation piece 23 moves downwards thereupon, when cover half 6 and movable mould 7 in close contact with, installation piece 23 contacts with contact 22, contact 22 makes cooling blower 24 carry out work, cooling blower 24 blows the outside to cover half 6 with the cold wind, to cover half 6 work of cooling down, thereby accelerated the cooling design work of the inside raw materials of cover half 6, make things convenient for the shaping work of raw materials, the job stabilization nature of device has been guaranteed.
The utility model discloses a theory of operation:
referring to the attached drawings 1-4 of the specification, through the arrangement of the first sliding block 13, the second sliding block 17, the injection molding barrel 8 and the push rod 19, the first sliding block 13 is matched with the second sliding block 17 to push the raw material in the fixed mold 6 to move upwards to complete demolding work, so that the raw material is prevented from being clamped in the fixed mold 6, manual demolding work is not needed, and the working efficiency of the device is guaranteed.
Further, referring to the attached drawings 1 and 3 of the specification, by arranging the contact 22 and the cooling fan 24, the cooling fan 24 blows cold air to the outer side of the fixed die 6 to cool the fixed die 6, so that the cooling and shaping work of the raw materials in the fixed die 6 is accelerated, and the working stability of the device is ensured.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a plastic products processing injection moulding device with ejecting function, includes work box (1), its characterized in that: the working box is characterized in that a first cavity (2) is formed in the working box (1), a movable mechanism is arranged at the bottom of the first cavity (2), a fixed plate (5) is arranged below the movable mechanism on the inner wall of the first cavity (2), a fixed die (6) is arranged at the center of the top of the fixed plate (5), a movable die (7) matched with the fixed die (6) is arranged at the bottom of the movable mechanism, the movable die (7) is arranged above the fixed die (6), a feeding mechanism is arranged on one side of the outer wall of the fixed die (6), a second cavity (12) is formed in the bottom of the inner wall of the fixed die (6), a first sliding block (13) in sliding connection is arranged on the inner wall of the second cavity (12) in a matching manner, a connecting rod (14) is arranged at the bottom of the first sliding block (13), one end of the connecting rod (14) extends to the lower side of the fixed plate (5) and is provided with a movable plate (15), the sliding grooves (16) are symmetrically formed in the two sides of the second cavity (12) at the bottom of the inner wall of the fixed die (6), the inner wall of each sliding groove (16) is provided with a second sliding block (17) in a sliding connection mode, the fixed die (6) is internally provided with a third cavity (18) in one side of the sliding groove (16), the third cavity (18) is communicated with the sliding groove (16), the inner wall of the third cavity (18) is close to one side of the second cavity (12) and is provided with a sliding connection push rod (19), the top end of the push rod (19) is provided with a movable rod (20) in a rotating connection mode, one end of the movable rod (20) is rotatably connected with one side of the outer wall of the second sliding block (17), one end of the push rod (19) extends to the lower portion of the fixed plate (5) and is fixedly connected with the movable plate (15), the bottom of the inner wall of the first cavity (2) is provided with an electric telescopic rod (21) below the movable plate (15), the output shaft of the electric telescopic rod (21) is fixedly connected with the movable plate (15), and a cooling mechanism is arranged on one side of the inner wall of the first cavity (2).
2. The plastic product processing and injection molding device with the ejection function as claimed in claim 1, wherein: the moving mechanism comprises two lead screws (3) and two lead screws (3) are symmetrically arranged on two sides of the top of the first cavity (2), the lead screws (3) are connected with the top of the inner wall of the first cavity (2) in a rotating mode, the working box (1) is internally provided with a first servo motor arranged on one side of the lead screws (3), a first servo motor output shaft is fixedly connected with the lead screws (3) and two outer wall sleeves of the lead screws (3) are provided with the same movable blocks (4) connected in a rotating mode, and the movable blocks (4) are connected with the inner wall of the first cavity (2) in a sliding mode.
3. The plastic product processing and injection molding device with the ejection function as claimed in claim 1, wherein: feed mechanism is including moulding plastics a section of thick bamboo (8), mould plastics a section of thick bamboo (8) set up in fixed plate (5) top one side, mould plastics a section of thick bamboo (8) with cover half (6) inner wall intercommunication, it is equipped with screw rod (9) of rotating the connection to mould plastics a section of thick bamboo (8) inner wall one side, mould plastics a section of thick bamboo (8) outer wall in screw rod (9) one side is equipped with second servo motor (10), second servo motor (10) output shaft with screw rod (9) fixed connection, it evenly is equipped with a plurality of hot plate (11) to mould plastics a section of thick bamboo (8) inner wall.
4. The plastic product processing and injection molding device with the ejection function as claimed in claim 3, wherein: the top of the injection molding cylinder (8) is close to one side of the second servo motor (10) and is provided with a feed hopper, and the inner wall of the injection molding cylinder (8) is provided with a ball bearing matched with the screw rod (9).
5. The plastic product processing and injection molding device with the ejection function as claimed in claim 1, wherein: the inner wall of the sliding groove (16) is provided with a sliding rail matched with the second sliding block (17), and a through groove matched with the connecting rod (14) is formed in the fixed plate (5).
6. The plastic product processing and injection molding device with the ejection function as claimed in claim 2, wherein: the cooling mechanism comprises a contact (22), the contact (22) is arranged on one side of the top of the fixed plate (5), the bottom of the movable block (4) is provided with an installation block (23) above the contact (22), the inner wall of the first cavity (2) is symmetrically provided with cooling fans (24) on two sides of the fixed die (6), and the contact (22) is electrically connected with the cooling fans (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121281342.7U CN214926635U (en) | 2021-06-09 | 2021-06-09 | Plastic product processing injection molding device with ejection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121281342.7U CN214926635U (en) | 2021-06-09 | 2021-06-09 | Plastic product processing injection molding device with ejection function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214926635U true CN214926635U (en) | 2021-11-30 |
Family
ID=79053212
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121281342.7U Active CN214926635U (en) | 2021-06-09 | 2021-06-09 | Plastic product processing injection molding device with ejection function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214926635U (en) |
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2021
- 2021-06-09 CN CN202121281342.7U patent/CN214926635U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A plastic product processing and injection molding device with ejection function Granted publication date: 20211130 Pledgee: China Life Property insurance Co.,Ltd. Qingdao Branch Pledgor: QINGDAO NIANBO HOUSEHOLD PRODUCTS CO.,LTD. Registration number: Y2024370010044 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |